Patents by Inventor Frank Mares

Frank Mares has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for preparation of metal carbide fibers
    Patent number: 5429778
    Abstract: A process for forming a metal or non-metal carbide fiber comprising the steps of stabilizing a fiber comprising a carbon forming polymer and a metal or non-metal oxide or a mixture of more than 50% by weight of said oxide and a metal or non-metal to form a stabilized fiber; carbonizing the stabilized fiber to form a fiber comprising carbon and a metal or non-metal oxide or a mixture of said oxide and a metal or non-metal; reacting the carbon and metal or non-metal oxide or mixture of said oxide and metal or non-metal to form a fiber comprising a metal or non-metal carbide; and sintering the fiber comprising said metal or non-metal carbide to form a fiber having a density of greater than about 70% of the theoretical density of said metal or non-metal carbide.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: July 4, 1995
    Assignee: AlliedSignal Inc.
    Inventors: Kundan M. Patel, Frank Mares, Joseph E. Mackey, Richard S. Hatami
  • Medical devices fabricated from homopolymers and copolymers having recurring carbonate units
    Patent number: 5412068
    Abstract: This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
    Type: Grant
    Filed: September 6, 1994
    Date of Patent: May 2, 1995
    Assignee: United States Surgical Corporation
    Inventors: Reginald T.-H. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundanbhai M. Patel
  • High molecular weight bioresorbable polymers and implantable devices thereof
    Patent number: 5358475
    Abstract: Nerve channels made from high molecular weight lactic acid polymers, preferably polymers having a molecular weight between about 234,000 and 320,000, provide an unexpectedly beneficial effect on cell growth and regeneration of function.
    Type: Grant
    Filed: September 28, 1992
    Date of Patent: October 25, 1994
    Assignee: United States Surgical Corporation
    Inventors: Frank Mares, Reginald T. Tang, Tin-Ho Chiu, Theodore Largman
  • Medical devices fabricated from homopolymers and copolymers having recurring carbonate units
    Patent number: 5274074
    Abstract: This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
    Type: Grant
    Filed: July 22, 1992
    Date of Patent: December 28, 1993
    Assignee: United States Surgical Corporation
    Inventors: Reginald T. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundanbhai M. Patel
  • Medical devices fabricated from homopolymers and copolymers having recurring carbonate units
    Patent number: 5256764
    Abstract: This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
    Type: Grant
    Filed: July 22, 1992
    Date of Patent: October 26, 1993
    Assignee: United States Surgical Corporation
    Inventors: Reginald T. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundanbhai M. Patel
  • Process for preparing graft and block copolymers of polyphenylene oxides and polyesters and copolymers prepared by said process
    Patent number: 5219937
    Abstract: A process of forming block and/or graft copolymers of a polyester and a polyphenylene oxide which comprises heating a mixture of the polyester and the polyphenylene oxide in the presence of a phosphite compound.
    Type: Grant
    Filed: June 15, 1992
    Date of Patent: June 15, 1993
    Assignee: AlliedSignal Inc.
    Inventors: Reginald T-H. Tang, Michael C. Bochnik, Frank Mares, Steve Arnold
  • Medical devices fabricated totally or in part from copolymers of recurring units derived from cyclic carbonates and lactides
    Patent number: 5185408
    Abstract: This invention relates to novel copolymers containing carbonate repeat units and ester repeat units.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: February 9, 1993
    Assignee: Allied-Signal Inc.
    Inventors: Reginald T. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundan M. Patel
  • Fluorinated copolymer and barrier films
    Patent number: 5173556
    Abstract: The present invention is directed to a copolymer of a fluoromonomer having the formula R.sub.1 R.sub.2 C.dbd.CR.sub.3 F wherein R.sub.1, R.sub.2 and R.sub.3 are selected from H and F, and R.sub.3 may be Cl when R.sub.1 and R.sub.2 are F; and a vinyl monomer having the formula H.sub.2 C.dbd.CHR.sub.x, wherein R.sub.x is a radical having the formula --O.sub.2 CR.sub.y, wherein R.sub.y is a radical selected from CH.sub.3 and C.sub.2 H.sub.5.The resulting copolymer comprises fluorinated units having the formula (R.sub.1 R.sub.2 C--CR.sub.3 F) wherein R.sub.1, R.sub.2 and R.sub.3 are selected from H and F, and R.sub.3 may be Cl when R.sub.1 and R.sub.2 are F, and corresponding amounts of vinyl units having the formula (H.sub.2 C--CHR.sub.x), wherein R.sub.x is selected from --CH.sub.3 and C.sub.2 H.sub.5. In an alternate and preferred embodiment the copolymer is hydrolyzed so that R.sub.x becomes --OH.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: December 22, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Frank Mares, Bryce C. Oxenrider, David J. Long, John P. Sibilia
  • Medical devices fabricated from homopolymers and copolymers having recurring carbonate units
    Patent number: 5152781
    Abstract: This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: October 6, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Reginald T. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundanbhai M. Patel
  • Copolymerization of vinyl acetate and a fluoromonomer in an aqueous medium
    Patent number: 5151477
    Abstract: A process of preparing a copolymer of vinyl monomer such as vinyl acetate, vinyl propionate and vinyl trifluoroacetate, and of fluorinated monomers such as tetrafluoroethylene and trifluoroethylene, said copolymer having an alternating or substantially alternating distribution of vinyl recurring monomeric units and fluorinated recurring monomeric units in the copolymer backbone which comprises copolymerizing said monomers in an aqueous reaction medium comprising water and a water miscible organic co-solvent in an amount less than the amount sufficient to form a distinct organic co-solvent phase.
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: September 29, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Bryce C. Oxenrider, David J. Long, Frank Mares
  • Homopolymers and copolymers having recurring carbonate units
    Patent number: 5145945
    Abstract: This invention relates to medical devices formed totally or in part from homopolymers or copolymers comprising recurring carbonate moieties.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: September 8, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Reginald Ting-Hong Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundanbbai Patel
  • Poly(indane ethers)
    Patent number: 5145926
    Abstract: This invention relates to poly(aryl indane) polymers.
    Type: Grant
    Filed: March 26, 1990
    Date of Patent: September 8, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Kundan M. Patel, Frank Mares
  • Copolymerization of vinyl acetate and a fluoromonomer in an aqueous medium
    Patent number: 5137999
    Abstract: A process of preparing a copolymer of vinyl monomer selected from the group consisting of vinyl acetate, vinyl propionate and vinyl trifluoroacetate, and of fluorinated monomer selected from the group consisting of tetrafluoroethylene and trifluoroethylene, said copolymer having an alternating or substantially alternating distribution of vinyl recurring monomeric units and fluorinated recurring monomeric units in the copolymer backbone which comprises copolymerizing said monomers in an aqueous reaction medium comprising water and a water miscible organic co-solvent in an amount less than the amount sufficient to form a distinct organic co-solvent phase.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: August 11, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Bryce C. Oxenrider, David J. Long, Frank Mares
  • Process for forming a fluorinated copolymer
    Patent number: 5135998
    Abstract: A process of preparing a copolymer of a vinyl monomer such as vinyl acetate, vinyl propionate and vinyl trifluoroacetate, and of fluorinated monomer such as tetrafluoroethylene and trifluoroethylene, said copolymer having an alternating or substantially alternating distributing of vinyl recurring monomeric units and fluorinated recurring monomeric units in the copolymers backbone which comprises copolymerizing said monomers in a reaction medium of a chlorocarbon, a fluorocarbon a chlorofluorocarbon or a mixture thereof.
    Type: Grant
    Filed: July 5, 1991
    Date of Patent: August 4, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Frank Mares, Bryce C. Oxenrider, David J. Long, John P. Sibilia
  • Process for preparing graft and block copolymers of polyphenylene oxides and polyesters and copolymers prepared by said process
    Patent number: 5124411
    Abstract: A process of forming block and/or graft copolymers of a polyester and a polyphenylene oxide which comprises heating a mixture of the polyester and the polyphenylene oxide in the presence of a phosphite compound.
    Type: Grant
    Filed: December 4, 1989
    Date of Patent: June 23, 1992
    Assignee: Allied-Signal, Inc.
    Inventors: Reginald T. H. Tang, Michael C. Bochnik, Frank Mares, Steve Arnold
  • Polycarbonate-based block copolymers and devices
    Patent number: 5120802
    Abstract: This invention relates to a novel polycarbonate-based block polymer, and to fibers and bioresorbable implantable medical devices fabricated from said fibers.
    Type: Grant
    Filed: December 17, 1987
    Date of Patent: June 9, 1992
    Assignee: Allied-Signal Inc.
    Inventors: Frank Mares, William J. Boyle, Jr., Reginald T. Tang, Kundanbhai M. Patel, Abraham M. Kotliar, Tin-Ho Chiu
  • Fibers and filters containing said fibers
    Patent number: 5069970
    Abstract: This invention relates to a fiber comprising a major amount of a continuous phase comprising one or more melt processible polyesters of fiber forming molecular weight, and a minor amount of one or more polyolefins non-uniformly dispersed in said continuous phase such that the concentration of polyolefins at or near the surface of said fiber is greater than the concentration of polyesters at or near the surface of said fiber, and a process for preparing said fiber.
    Type: Grant
    Filed: December 18, 1989
    Date of Patent: December 3, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Theodore Largman, Frank Mares, Clarke A. Rodman
  • Copolymerization of vinyl acetate and a fluoromonomer in an aqueous medium
    Patent number: 5070162
    Abstract: A process of preparing a copolymer of vinyl monomer selected from the group consisting of vinyl acetate, vinyl propionate and vinyl trifluoroacetate, and of fluorinated monomer selected from the group consisting of tetrafluoroethylene and trifluoroethylene, said copolymer having an alternating or substantially alternating distribution of vinyl recurring monomeric units and fluorinated recurring monomeric units in the copolymer backbone which comprises copolymerizing said monomers in an aqueous reaction medium comprising water and a water miscible organic co-solvent in an amount less than the amount sufficient to form a distinct organic co-solvent phase.
    Type: Grant
    Filed: October 20, 1989
    Date of Patent: December 3, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Bryce C. Oxenrider, David J. Long, Frank Mares
  • Medical devices fabricated totally or in part from copolymers of recurring units derived from cyclic carbonates and lactides
    Patent number: 5066772
    Abstract: This invention relates to novel copolymers containing carbonate repeat units and ester repeat units.
    Type: Grant
    Filed: January 18, 1990
    Date of Patent: November 19, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Reginald T. Tang, Frank Mares, William J. Boyle, Jr., Tin-Ho Chiu, Kundan M. Patel
  • Bioresorbable polymers and implantation devices thereof
    Patent number: 5061281
    Abstract: This invention relates to an implantable medical device capable of encouraging cellular growth and regeneration of function fabricated totally or in part from one or more bioresorbable polymers, as for example bioresorbable homopolymers derived from the polymerization of alpha-hydroxy carboxylic acids, where at least one of the polymers has an average molecular weight of from about 234,000 to about 320,000 as measured by gel permeation chromatography.
    Type: Grant
    Filed: December 17, 1986
    Date of Patent: October 29, 1991
    Assignee: Allied-Signal Inc.
    Inventors: Frank Mares, Reginald T. Tang, Tin-Ho Chiu, Theodore Largman, Emery Nyilas, deceased